Webster's 1828 Dictionary
PRUSSIAN
a.[from Prussia. ] Pertaining to Prussia. Prussian blue, a combination of iron with ferrocyanic acid. This is used as a pigment of a beautiful blue color.
Webster's 1913 Dictionary
PRUSSIAN
Prus "sian, a. Etym: [From Prussia, the country: cf. F. prussien.]
Defn: Of or pertaining to Prussia. -- n.
Defn: A native or inhabitant of Prussia. Prussian blue (Chem. ), any one of several complex double cyanides of ferrous and ferric iron; specifically, a dark blue amorphous substance having a coppery luster, obtained by adding a solution of potassium ferrocyanide (yellow prussiate of potash ) to a ferric salt. It is used in dyeing, in ink, etc. Called also Williamson's blue, insoluble Prussian blue, Berlin blue, etc. -- Prussian carp (Zoöl.) See Gibel. -- Prussian green. (Chem. ) Same as Berlin green, under Berlin.
New American Oxford Dictionary
Prussian blue
Prus sian blue |ˈprəSHən prʌʃnˈbluː | ▶noun a deep blue pigment used in painting and dyeing, made from or in imitation of ferric ferrocyanide. • the deep blue color of this pigment.
Oxford Dictionary
Prussian blue
Prus |sian blue |prʌʃnˈbluː | ▶noun [ mass noun ] a deep blue pigment used in painting and dyeing, made from or in imitation of ferric ferrocyanide. • a deep blue colour.
Sanseido Wisdom Dictionary
Prussian
Prus sian /prʌ́ʃ (ə )n /形容詞 1 プロイセンの, プロシアの ; プロシア人 [方言 ]の .2 軍国主義的な .名詞 1 C プロイセン人, プロシア人 .2 U プロシア方言 .～̀ bl ú e 紺青 （こんじよう ）〘顔料 〙.
Prussianism
Pr ú s sian ì sm 名詞 U プロシア主義 [精神 ]; 軍国主義 ; 独裁主義 .
The Wordsmith Dictionary